from calcofi hydro bottle data:
T_degC: Water temperature in degrees Celsius (degrees Celsius)
Salnty: Salinity (Practical Salinity Scale 1978)
O2ml_L: Milliliters oxygen per liter of seawater
STheta: Potential Density (Sigma Theta) (kilograms per cubic meter)
O2Sat: Oxygen percent saturation
Oxy_ $\mu$ mol/Kg: Oxygen micromoles per kilogram seawater
ChlorA: Migrograms Chlorophyll-a per liter seawater, measured fluorometrically
Phaeop: Micrograms Phaeopigment per liter seawater, measured fluormetrically
PO4uM: Micromoles Phosphate per liter of seawater
SiO3uM: Micromoles Silicate per liter of seawater
NO2uM: Micromoles Nitrite per liter of seawater
NO3uM: Micromoles Nitrate per liter of seawater
NH3uM: Micromoles Ammonia per liter of seawater
DIC1: Dissolved Inorganic Carbon micromoles per kilogram solution
DIC2: Dissolved Inorganic Carbon micromoles per kilogram solution (on a replicate sample)
TA1: Total Alkalinity micromoles per kilogram solution
TA2: Total Alkalinity micromoles per kilogram solution (on a replicate sample)
pH1: pH (the degree of acidity/alkalinity of a solution)
pH2: pH (the degree of acidity/alkalinity of a solution) on a replicate sample
(Obtained from: https://calcofi.org/data/oceanographic-data/bottle-database/)
from carbonate chemistry data:
(Citation: Keeling, Charles D.; Lueker, Timothy J.; Emanuele, Guy; Dickson, Andrew G.; Martz, Todd R.; Wolfe, Wiley H.; Mau, Aaron (2025). Discrete profile dissolved inorganic carbon, total alkalinity, water temperature and salinity measurements collected and assembled from a number of cruises on many different ships for the California Cooperative Oceanic Fisheries Investigations program (CalCOFI) in the North East Pacific Ocean Coastal area from 1983-03-19 to 2021-07-20 (NCEI Accession 0301029). NOAA National Centers for Environmental Information. Unpublished Dataset. https://www.ncei.noaa.gov/archive/accession/0301029. Accessed Jan 2nd 2025.)